governor brown vetoed a bill that limited the dealers' i interest rates. he has eight bills left to sign or veto before tonight's deadline. >>> in vallejo, federal investigators are helping police with a fire they say was intentionally set to destroy the law offices of mayor ostby davis. it started early yesterday morning in vallejo. abc7 news reporter sergio quintana has the details. >> reporter: the inside of mayor ostby davis' private law office is a burned-out shell of melted machines, singed walls and crime scene tape. police say this is a fire that is more than just suspicious. >> because we suspect it is an arson and because we are characterizing this as perhaps a form of domestic terrorism, atf. >> we were able to get the first look inside as they were sifting through the damage. it was clear the mayor was still shaken by the fire and didn't want to say much. >> so what is your feeling about all of this? >> i'm not going to express my feelings. i'm just telling you they are going through the investigation and we are trying to piece together the pie